error-handling

النتيجة المتوقعة:

• class NotFoundError(AppException):
• """Resource not found (404)."""
•  
• def __init__(self, resource: str, identifier: str):
• super().__init__(
• status_code=404,
• detail=f"{resource} with id '{identifier}' not found",
• user_message=f"{resource} not found. Please check and try again.",
• )

النتيجة المتوقعة:

{
"error": {
"code": "STUDENT_NOT_FOUND",
"message": "Student not found. Please check and try again.",
"internal": "Student with id '12345' not found"
}
}

النتيجة المتوقعة:

try {
const response = await fetch(url);
if (!response.ok) {
throw new ApiResponseError(
{ code: "FETCH_ERROR", message: "Failed to fetch data" },
response.status
);
}
return response.json();
} catch (error) {
if (error instanceof ApiResponseError) {
toast.error(error.userMessage);
} else {
toast.error("An unexpected error occurred.");
}
}